25402250

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 51891840

約数和(自身を除く): 26489590

約数列:

[1, 2, 5, 10, 17, 25, 34, 43, 50, 85, 86, 125, 139, 170, 215, 250, 278, 425, 430, 695, 731, 850, 1075, 1390, 1462, 2125, 2150, 2363, 3475, 3655, 4250, 4726, 5375, 5977, 6950, 7310, 10750, 11815, 11954, 17375, 18275, 23630, 29885, 34750, 36550, 59075, 59770, 91375, 101609, 118150, 149425, 182750, 203218, 295375, 298850, 508045, 590750, 747125, 1016090, 1494250, 2540225, 5080450, 12701125, 25402250]

約数ペア:

[(1, 25402250), (2, 12701125), (5, 5080450), (10, 2540225), (17, 1494250), (25, 1016090), (34, 747125), (43, 590750), (50, 508045), (85, 298850), (86, 295375), (125, 203218), (139, 182750), (170, 149425), (215, 118150), (250, 101609), (278, 91375), (425, 59770), (430, 59075), (695, 36550), (731, 34750), (850, 29885), (1075, 23630), (1390, 18275), (1462, 17375), (2125, 11954), (2150, 11815), (2363, 10750), (3475, 7310), (3655, 6950), (4250, 5977), (4726, 5375)]